[INFO] fetching crate web_canvas 0.0.6...
[INFO] checking web_canvas-0.0.6 against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] extracting crate web_canvas 0.0.6 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate web_canvas 0.0.6 on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate web_canvas 0.0.6
[INFO] finished tweaking crates.io crate web_canvas 0.0.6
[INFO] tweaked toml for crates.io crate web_canvas 0.0.6 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09951ae1c5081a552fd6391912d2f02ac8a6f166303b0c3b47c3cd7b1bd72540
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "09951ae1c5081a552fd6391912d2f02ac8a6f166303b0c3b47c3cd7b1bd72540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09951ae1c5081a552fd6391912d2f02ac8a6f166303b0c3b47c3cd7b1bd72540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09951ae1c5081a552fd6391912d2f02ac8a6f166303b0c3b47c3cd7b1bd72540", kill_on_drop: false }`
[INFO] [stdout] 09951ae1c5081a552fd6391912d2f02ac8a6f166303b0c3b47c3cd7b1bd72540
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1898a4dd31029c14649e3a47871ddfc8b5563fa53a417926c4b3372b5240529f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1898a4dd31029c14649e3a47871ddfc8b5563fa53a417926c4b3372b5240529f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking spin v0.7.1
[INFO] [stderr]     Checking cty v0.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking callback v0.5.2
[INFO] [stderr]     Checking cstring v0.0.5
[INFO] [stderr]     Checking js v0.2.12
[INFO] [stderr]     Checking web_canvas v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "1898a4dd31029c14649e3a47871ddfc8b5563fa53a417926c4b3372b5240529f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1898a4dd31029c14649e3a47871ddfc8b5563fa53a417926c4b3372b5240529f", kill_on_drop: false }`
[INFO] [stdout] 1898a4dd31029c14649e3a47871ddfc8b5563fa53a417926c4b3372b5240529f